<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./花瓣.css">
    <style type="text/css">
        * {
          padding: 0;
          margin: 0;
        }
        .box {
          display: flex;
          height: 100vh;
          justify-content: center;
          align-items: center;
          background-color: #000000;
        }
        .box .item {
          width: 150px;
          height: 150px;
          transform: rotate(45deg);
        }
        .box .item .anim {
          width: 150px;
          height: 150px;
          background-color: #ffc3c4;
          border-radius: 0 150px 0 150px;
          transition: all 2s;
          transform-origin: 150px 150px;
          position: absolute;
        }
        .box .item:hover .item1 {
          transform: rotate(0deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item2 {
          transform: rotate(30deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item3 {
          transform: rotate(60deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item4 {
          transform: rotate(90deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item5 {
          transform: rotate(-30deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item6 {
          transform: rotate(-60deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
        .box .item:hover .item7 {
          transform: rotate(-90deg);
          background-color: #dfa8b1;
          opacity: 0.9;
        }
    </style>
</head>
<body>
    <div class="box">
        <div class="item">
            <div class="anim item1"></div>
            <div class="anim item2"></div>
            <div class="anim item3"></div>
            <div class="anim item4"></div>
            <div class="anim item5"></div>
            <div class="anim item6"></div>
            <div class="anim item7"></div>
        </div>
    </div>
</body>
</html>